“ It is rumoured that a sort of little people living deep in the green woods have magic acorns. If they throw and hit someone with by one of these acorns the victim will experience temporary madness for a small duration of time, making the babbling victim easy to capture of kill.”
“ As they travel they notice a horrible rotten smell. As they travel it gets stronger and stronger forcing them to cover their noses and mouth less they choke on the horrible smell.A small goblin tribe preparing a wedding feast. The wedding is between two tribes as a gesture for peace, if the PC's intefere, feirce fighting could break out.”
“ The Chinese, when attacking a castle or fort, flew kites over the city wall and used the length of string it took to get it there as a measurement to know how far they had to dig a tunnel to get under the wall.”